What was found
CREW WORKING ELECTRICAL PROBLEM ON LT BUSS USING COM W/APU STARTED & RUNNING. APU LOW OIL PRESSURE LIGHT & OIL TEMP HIGH LIGHT ILLUM. APU SHUTDOWN. A/C OPS ON NR 2 GEN & BATTERIES. AN EMERGENCY DECLARED, A/C GIVEN DIRECT TO SDF & VECTORED FOR APPROACH. AIRCRAFT LANDED WITHOUT FURTHER INCIDENT AT SDF. NR 2 GENERATOR REMAINED OPERABLE DURING DESCENT AND LANDING. MANTENANCE DISPATCHED TO SDF FOUND THE APU OIL REQUIRED SERVICING. APU OIL WAS SERVICED AND THE SYSTEM THEN CHECKED GOOD IAW DC-9 MM 49-10-0. LT GENERATOR SYS THEN OPERATIONALLY CHECKED GOOD IAW THE DC-9 MM 24-20-6. THE AIRCRAFT WAS RETURNED TO SERVICE. (M)